package cn.hxzy.springbootshiro;

import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;

public class MyShiroRealm extends AuthorizingRealm {
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
        //获取登录用户名
        String name = (String) principalCollection.getPrimaryPrincipal();

        //添加角色和权限
        SimpleAuthorizationInfo simpleAuthorizationInfo = new SimpleAuthorizationInfo();
        //添加角色
        simpleAuthorizationInfo.addRole("admin");
        //添加权限
        simpleAuthorizationInfo.addStringPermission("create");
        return simpleAuthorizationInfo;
    }

    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {
        //加这一步的目的是在Post请求的时候会先进认证，然后在到请求
        if (authenticationToken.getPrincipal() == null) {
            return null;
        }
        //获取用户信息
        String name = authenticationToken.getPrincipal().toString();

        //这里验证authenticationToken和simpleAuthenticationInfo的信息
        SimpleAuthenticationInfo simpleAuthenticationInfo = new SimpleAuthenticationInfo(name, "123456", getName());
        return simpleAuthenticationInfo;

    }
}
